245041727812 has 36 divisors (see below), whose sum is σ = 499338706944. Its totient is φ = 104911828560.

The previous prime is 245041727809. The next prime is 245041727813. The reversal of 245041727812 is 218727140542.

It is not an unprimeable number, because it can be changed into a prime (245041727813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436548 + ... + 825019.

Almost surely, 2^245041727812 is an apocalyptic number.

It is an amenable number.

245041727812 is an abundant number, since it is smaller than the sum of its proper divisors (254296979132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245041727812 is a wasteful number, since it uses less digits than its factorization.

245041727812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262576 (or 1262567 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 43.

The spelling of 245041727812 in words is "two hundred forty-five billion, forty-one million, seven hundred twenty-seven thousand, eight hundred twelve".